A light ray that enters a substance with a higher index of refraction than that of the substance where it originated will _________ the substance with the higher index of refraction.
A. move more slowly in
B. move more quickly in
C. move at the same speed as before in

Respuesta :

The correct answer is:  [A]:  "move more slowly in"  .
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   "A light ray that enters a substance with a higher index of refraction than that of the substance where it originated will   move more slowly in   the substance with the higher index of refraction."
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